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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-01-05 17:56:00 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-01-06 00:26:20 -0800 |
| commit | 4f93df40859cf471774f6ef3ec7f2870c2e8e260 (patch) | |
| tree | 78b7e983b5e6fb93319e1772ef529e8b0e763365 /drivers/input/input.c | |
| parent | fc99ec6f4b6116305bca56a781b8b3b2ac054d27 (diff) | |
| download | lwn-4f93df40859cf471774f6ef3ec7f2870c2e8e260.tar.gz lwn-4f93df40859cf471774f6ef3ec7f2870c2e8e260.zip | |
Input: automatically reset KEY_RESERVED bit for all input devices
KEY_RESERVED is not supposed to be reported to userspace but rather to
mark unused entries in keymaps.
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/input.c')
| -rw-r--r-- | drivers/input/input.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c index ab060710688f..910d7be06eff 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -613,12 +613,12 @@ static int input_default_setkeycode(struct input_dev *dev, } } - clear_bit(old_keycode, dev->keybit); - set_bit(keycode, dev->keybit); + __clear_bit(old_keycode, dev->keybit); + __set_bit(keycode, dev->keybit); for (i = 0; i < dev->keycodemax; i++) { if (input_fetch_keycode(dev, i) == old_keycode) { - set_bit(old_keycode, dev->keybit); + __set_bit(old_keycode, dev->keybit); break; /* Setting the bit twice is useless, so break */ } } @@ -676,6 +676,9 @@ int input_set_keycode(struct input_dev *dev, int scancode, int keycode) if (retval) goto out; + /* Make sure KEY_RESERVED did not get enabled. */ + __clear_bit(KEY_RESERVED, dev->keybit); + /* * Simulate keyup event if keycode is not present * in the keymap anymore @@ -1513,13 +1516,16 @@ int input_register_device(struct input_dev *dev) const char *path; int error; + /* Every input device generates EV_SYN/SYN_REPORT events. */ __set_bit(EV_SYN, dev->evbit); + /* KEY_RESERVED is not supposed to be transmitted to userspace. */ + __clear_bit(KEY_RESERVED, dev->keybit); + /* * If delay and period are pre-set by the driver, then autorepeating * is handled by the driver itself and we don't do it in input.c. */ - init_timer(&dev->timer); if (!dev->rep[REP_DELAY] && !dev->rep[REP_PERIOD]) { dev->timer.data = (long) dev; |